Lesson 4 : Computer Literacy Basics
Laquan Hale
Maintenance Issues•To maintain optimal performance, you
have to keep up with your hardware.•Even if you do not download anything, you
might still experience problems.•A good thing to check for is tangled or
damaged cables.
Hardware Maintenance•In general you should clean a computer
every 3 to 6 months.•It is important that you check for dust,
dirt, hair and food particles.
Upgrades And Consumables•If your hardware device starts
experiencing problems you might have to update the device driver.
•It is also smart to check the memory.•If all else fails replacing the device is
always a solution.
Preventative Maintenance•All computers slow down as you
add/delete files and do other normal activities.
Specialized Maintenance•Replacing processors •Replacing or adding a hard disk•Replacing electrical components•Replacing or adding additional RAM
Cookies•Is a small text file that a website uses to
recognize a certain computer•Are not a threat to your computer•Mostly used to gather information about
your surfing habits
Computer Memory•One way to measure a computers power•Adding RAM generally speeds up a
computers performance• RAM is a type of temporary memory
Disk Defragmentation•You should run the Disk Defrag as a
regular maintenance job.•Puts the subdivided clusters of a file back
together.
Recycle Bin•Stores files that are ready for deletion.•Once a file is deleted from here it can not
be restored
Temporary Files•Used free memory for other programs•Used to act as a safety net to prevent data
loss•Used by apps and programs to work
faster